{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Direct - acting CB1 agonists , including Delta ( 9 ) - tetrahydrocannabinol , WIN 55 , 212 [ R - ( 1 ) - [ 2 , 3 - dihydro - 5 - methyl - 3 - [ ( morpholinyl ) methyl ] pyrrolo [ 1 , 2 , 3 - de ] - 1 , 4 - benzoxazinyl ] - ( 1 - naphthalenyl ) methanone mesylate ] , AM2389 [ 9 beta - hydroxy - 3 - ( 1 - hexyl - cyclobut - 1 - yl ) - hexahydrocannabinol ] , and AM4054 [ 9 beta - ( hydroxymethyl ) - 3 - ( 1 - adamantyl ) - hexahydrocannabinol ] , produced dose - dependent increases in diuresis and decreases in colonic temperature , with slightly lower ED ( 50 ) values for diuresis than for hypothermia ."}
{"Chemical": ["Delta ( 9 ) - tetrahydrocannabinol", "WIN 55 , 212", "R - ( 1 ) - [ 2 , 3 - dihydro - 5 - methyl - 3 - [ ( morpholinyl ) methyl ] pyrrolo [ 1 , 2 , 3 - de ] - 1 , 4 - benzoxazinyl ] - ( 1 - naphthalenyl ) methanone mesylate", "AM2389", "9 beta - hydroxy - 3 - ( 1 - hexyl - cyclobut - 1 - yl ) - hexahydrocannabinol", "AM4054", "9 beta - ( hydroxymethyl ) - 3 - ( 1 - adamantyl ) - hexahydrocannabinol"]}